From 0c9654072a6e15aa3da9b314f0c5c01e90938268 Mon Sep 17 00:00:00 2001 From: Jayachandran C Date: Fri, 11 Nov 2011 17:08:29 +0530 Subject: MIPS: Netlogic: Move code common with XLP to common/ - Move code that can be shared with XLP (irq.c, smp.c, time.c and xlr_console.c) to arch/mips/netlogic/common - Add asm/netlogic/haldefs.h and asm/netlogic/common.h for common and io functions shared with XLP - remove type 'nlm_reg_t *' and use uint64_t for mmio offsets - Move XLR specific code in smp.c to xlr/wakeup.c - Move XLR specific PCI code from irq.c to mips/pci/pci-xlr.c - Provide API for pic functions called from common/irq.c Signed-off-by: Jayachandran C Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2964/ Signed-off-by: Ralf Baechle --- arch/mips/netlogic/common/earlycons.c | 51 +++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 arch/mips/netlogic/common/earlycons.c (limited to 'arch/mips/netlogic/common/earlycons.c') diff --git a/arch/mips/netlogic/common/earlycons.c b/arch/mips/netlogic/common/earlycons.c new file mode 100644 index 000000000000..28c8fa7a8503 --- /dev/null +++ b/arch/mips/netlogic/common/earlycons.c @@ -0,0 +1,51 @@ +/* + * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights + * reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the NetLogic + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include + +#include +#include + +#include + +void prom_putchar(char c) +{ + uint64_t uartbase; + + uartbase = nlm_mmio_base(NETLOGIC_IO_UART_0_OFFSET); + while (nlm_read_reg(uartbase, UART_LSR) == 0) + ; + nlm_write_reg(uartbase, UART_TX, c); +} -- cgit